package com.example.demo.controller;


import java.util.LinkedList;

/**
 * @Author: cafe zhai
 * @Date: 2023/04/04/9:12
 * @Description:
 */
public class BaseController {
    public static void main(String[] args) {
        LinkedList<Object> objects = new LinkedList<>();
        System.out.println(objects == null);
        System.out.println(objects.isEmpty());
    }

}
